.talk_con {
    width: 600px;
    height: 700px;

    margin: 0px auto 0;
    background: #f9f9f9;
}

.talk_con p {
    font-size: 15px;
    color: blue;
}

.talk_con h1 {
    text-align: center;
}

.talk_show {
    width: 100%;
    height: 90%;

    background: #fff;
    margin: 10px auto 0;
    overflow: auto;
}

.talk_input {
    width: 100%;
    height: 10%;
    position: relative;
}

.talk_word {
    width: 90%;
    height: 100%;
    min-height: 100px;
    padding: 0px;
    float: left;
    margin-left: 0px;
    margin-right: 20px;
    outline: none;
    text-indent: 10px;
    border: none;
    resize:none;
}

.talk_sub {
    width: 15%;
    height: 40%;
    margin-top: 20%;
    float: left;
    margin-left: 2%;
    background: #0c90e7;
    border: none;
    color: #fff;
    border-radius: 20px;
    cursor: pointer;
}

.atalk {
    margin: 10px;
}

.atalk img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-right:5px;
    float: left;
}

.atalk span {
    display: inline-block;
    background: #f2f5f7;
    border-radius: 10px;
    color: black;
    padding: 5px 10px;
    margin-left:5px;
    max-width: 300px;
    white-space: pre-wrap;
    word-wrap:break-word;
    word-break:break-all;
    text-align: left;
}

.btalk {
    margin: 10px;
    text-align: right;
}

.btalk img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    float: right;
    margin-left:5px;
}

.btalk span {
    display: inline-block;
    background: #91b8ec;
    border-radius: 10px;
    color: #fff;
    padding: 5px 10px;
    max-width: 300px;
    white-space: pre-wrap;
    margin-right:5px;
    word-wrap:break-word;
    word-break:break-all;
    text-align: left;
}